package com.ll.demo1.option;

/**
 * @description:
 * @author: LiuLei
 * @create: 2024-09-29
 **/
public class Dup {

    int age;

    int add(){
        return ++age;
    }

    int add1(){
        return age++;
    }
    public void example() {
        int a = 1;
        int b = 2;
        int c = a + b;
    }
}
